ME

Manoa Energy

Tokyo, Japan

Energy Storage
Profile last updated: August 19, 2026

About

Manoa Energy is a renewable energy company headquartered in Tokyo, Japan specializing in Energy Storage.

Manoa Energy is a Japan-based developer and operator of high-voltage and grid-scale battery energy storage systems (BESS). It supports grid stability, frequency regulation and renewable integration, and reports a pipeline of approximately 1 GW of projects in various development stages. It is an affiliate of Brawn Capital, a Hong Kong-based energy transition private equity firm.

Headquarters

Tokyo, Japan

Focus areas

BESSgrid-scale battery storagehigh-voltage BESSextra high voltage BESSrenewable integrationgrid stability

Products & services

Value chain

DevelopmentProcurementO&M

Service areas (1)

  • Japan

    Development and operation of grid-scale battery energy storage systems

Locations

Headquarters

Shinbashi 3-3-13, 105-0004, Tokyo, Japan

Service regions

Japan

Projects

4

Project Helios

Under ConstructionBattery storage

Large-scale BESS project under construction in Hokkaido

Japan

Battery storage

Battery storage

Utility-scale grid-connected BESS with 8.36 MWh output

2 MW capacityJapan

Battery storage

Battery storage

Utility-scale grid-connected BESS with 8 MWh output

2 MW capacityJapan

Battery storage

Battery storage

Utility-scale grid-connected BESS with 8 MWh output

2 MW capacityJapan

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